81611144

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{251}}^1\times {\mathrm{419}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 155584800

約数和(自身を除く): 73973656

約数列:

[1, 2, 4, 8, 97, 194, 251, 388, 419, 502, 776, 838, 1004, 1676, 2008, 3352, 24347, 40643, 48694, 81286, 97388, 105169, 162572, 194776, 210338, 325144, 420676, 841352, 10201393, 20402786, 40805572, 81611144]

約数ペア:

[(1, 81611144), (2, 40805572), (4, 20402786), (8, 10201393), (97, 841352), (194, 420676), (251, 325144), (388, 210338), (419, 194776), (502, 162572), (776, 105169), (838, 97388), (1004, 81286), (1676, 48694), (2008, 40643), (3352, 24347)]